Update Gitaly canary storage for staging

What does this MR do and why?

Update Gitaly canary storage for staging

nfs-file-cny01 will soon be obsolete, so we switch to the new canary shard name.

Related to https://gitlab.com/gitlab-com/gl-infra/production-engineering/-/issues/24773

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Before	After

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assigned to @ahmadsherif

added QA label

	1 Warning
	adbad6d9: The commit body should not contain more than 72 characters per line. For more information, take a look at our Commit message guidelines.

	1 Message
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Reviewer roulette

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Category	Reviewer	Maintainer
QA	@hmuralidhar (UTC+11, 10 hours ahead of author)	@ddavison (UTC-5, 6 hours behind author)

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Generated by Danger

Proper labels assigned to this merge request. Please ignore me.

@ahmadsherif - please see the following guidance and update this merge request.

	1 Error
	Please add typebug typefeature, or typemaintenance label to this merge request.

added typemaintenance label

resolved all threads

changed milestone to %16.8

requested review from @hmuralidhar

E2E Test Result Summary

allure-report-publisher generated test report!

e2e-test-on-gdk: test report for adbad6d9

expand test summary

+-------------------------------------------------------------+
|                       suites summary                        |
+--------+--------+--------+---------+-------+-------+--------+
|        | passed | failed | skipped | flaky | total | result |
+--------+--------+--------+---------+-------+-------+--------+
| Create | 0      | 0      | 1       | 0     | 1     | ➖     |
+--------+--------+--------+---------+-------+-------+--------+
| Total  | 0      | 0      | 1       | 0     | 1     | ➖     |
+--------+--------+--------+---------+-------+-------+--------+

e2e-package-and-test: test report for adbad6d9

expand test summary

+-------------------------------------------------------------+
|                       suites summary                        |
+--------+--------+--------+---------+-------+-------+--------+
|        | passed | failed | skipped | flaky | total | result |
+--------+--------+--------+---------+-------+-------+--------+
| Create | 0      | 0      | 4       | 0     | 4     | ➖     |
+--------+--------+--------+---------+-------+-------+--------+
| Total  | 0      | 0      | 4       | 0     | 4     | ➖     |
+--------+--------+--------+---------+-------+-------+--------+

Setting label(s) Quality based on QA.

added Quality label

Change looks good to me! LGTM

approved this merge request

requested review from @ddavison and removed review request for @hmuralidhar

resolved all threads

approved this merge request

LFTM!

@ahmadsherif - Based on the description:

nfs-file-cny01 will soon be obsolete, so we switch to the new canary shard name.

Question: Do we expect this test to fail in Staging and Staging-Canary until this shard is active?

resolved all threads

enabled an automatic merge when the pipeline for a8b7bfc1 succeeds